Age

18–110

Sex

ALL

Healthy volunteers

Not accepted

1. Age 18 years and older
2. Patients selected for PreserFlo microshunt surgery and XEN stent alone or in combination with cataract surgery.
3. Ability to comprehend the study procedures

1. Unwilling or unable to give consent
2. Unable to come for scheduled post-operative visits
3. Pregnant or nursing women
4. Previous cyclodestructive procedures, scleral buckling procedures, or presence of silicone oil
5. Conjunctival scarring precluding a glaucoma surgery superiorly
6. Active iris neovascularization or active proliferative retinopathy
7. Vitreous in the anterior chamber for which a vitrectomy is anticipated.
8. Previous trabeculectomy, tube-shunt implantation, or surgeries that shunt aqueous outflow into the subconjunctival space

Optimizing Graft Selection in Glaucoma Surgery: A Comparative Study of Sclera, Pericardium, and Corneal Tissue